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Compare 3 products

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Apple iPhone 4S Mobile Phone
Apple iPhone 4S
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Nokia Lumia 820 Mobile Phone
Nokia Lumia 820
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Samsung Galaxy S2 Mobile Phone
Samsung Galaxy S2
Available colors
Editiorial reviews
18
4.2 out of 5
10 user ratings
5 stars
40 %
4 stars
50 %
3 stars
10 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
9
3.7 out of 5
5 user ratings
5 stars
0 %
4 stars
60 %
3 stars
40 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
17
3.9 out of 5
9 user ratings
5 stars
44 %
4 stars
44 %
3 stars
0 %
2 stars
0 %
1 stars
11 %
Read editorial reviews
User rating
37
4.3 out of 5
37 user ratings
5 stars
48 %
4 stars
35 %
3 stars
16 %
2 stars
0 %
1 stars
0 %
36
4.2 out of 5
36 user ratings
5 stars
36 %
4 stars
44 %
3 stars
19 %
2 stars
0 %
1 stars
0 %
40
4.1 out of 5
40 user ratings
5 stars
35 %
4 stars
42 %
3 stars
22 %
2 stars
0 %
1 stars
0 %

Hardware

Operating systemApple iOS 9Windows Phone 8Android 4.1
CPU clock speed1.0 GHz1.5 GHz1.2 GHz
CPU coresDual-coreDual-coreDual-core
CPU modelApple A5 APL2498Qualcomm Snapdragon S4 MSM8960
N/A
GPU modelPowerVR SGX543Qualcomm Adreno 225ARM Mali-400
RAM memory512 MB1 GB1 GB

Display

Screen size3.5 in4.3 in4.3 in
Touchscreenyesyes
N/A
Number of colors16.7M16.7M16.7M
Panel typeLCDOLEDOLED
Resolution960 x 640 px800 x 480 px800 x 480 px
TechnologyIPS TFTAMOLEDSuper AMOLED
Pixel density326.0 ppi217.0 ppi217.0 ppi
Dual screen supportnono
N/A
Scratch resistant displayyesno
N/A
HDRnono
N/A
Multi touchyesyesyes
Screen material
N/A
N/A
Corning Gorilla Glass

Rear camera

Primary sensor size1/3.2"1/3.2"
N/A
Primary sensor resolution8.0 Mpx8.0 Mpx8.0 Mpx
Video recordingyesyes
N/A
Highest video resolution1920 x 1080 px1920 x 1080 px1920 x 1080 px
Maximum FPS at the highest resolution30.0 fps30.0 fps
N/A
Maximum FPS (regardless of res.)30.0 fps30.0 fps
N/A
Max resolution (highest frame rate)1920 x 1080 px
N/A
N/A
Autofocusyesyesyes
Digital zoomyesyesyes
Face detectionyes
N/A
yes
Geo-taggingyesyesyes
HDR Captureyes
N/A
yes
LED Flashyesyesyes
Panoramayes
N/A
yes
Touch focusyesyesyes
Primary lens aperture
N/A
N/A
2.6 f
Digital Image Stabilization
N/A
N/A
yes
Smile detection
N/A
N/A
yes

Front camera

Primary resolution0.3 Mpx0.3 Mpx2.0 Mpx

Storage

Internal storage
  • 16 GB
  • 32 GB
  • 64 GB
  • 8 GB
8 GB
  • 16 GB
  • 32 GB
Memory card readernoyesyes
Types of memory card supportedNo memory slotmicroSDmicroSD
Maximum card storage
N/A
64GB32GB

Design

Colour of product
  • Black
  • Silver
  • White
  • Black
  • Red
  • White
  • Yellow
Black
Material
  • Aluminum
  • Glass
  • Steel
PlasticPlastic
Water resistantnono
N/A
Shock resistantnono
N/A

Dimensions

Height4.54 in4.87 in4.93 in
Width2.31 in2.7 in2.6 in
Depth0.37 in0.39 in0.33 in
Weight4.94 oz5.64 oz4.09 oz

Sensors

Accelerometeryesyesyes
Proximityyesyesyes
Digital compassyesyesyes
Ambient light sensoryesyesyes
Gyroscopeyesyesyes

Connectivity

Dual sim supportnonono
Sim card sizeMicro-SIMMicro-SIMMini-SIM
DLNA certifiedyesyesyes
Bluetoothyesyesyes
Bluetooth version4.04.03.0 HS
Bluetooth profile
  • A2DP
  • AVRCP
  • A2DP
  • A2DP
  • AVRCP
N/A
Bluetooth codecSBC
  • aptX
  • SBC
N/A
NFCnoyes
N/A
Charging connection
  • Apple 30-pin
  • Lightning
  • USB
  • Wireless
N/A
Headphone connection3.5 mm3.5 mm3.5 mm
Video outputManufacturer specificNo
N/A
USB version
N/A
2.0
N/A
Type of USB connector
N/A
N/A
Micro-USB
USB On-The-Go (OTG)
N/A
N/A
yes

Cellular

Wireless network (Wi-Fi)yesyesyes
Wireless networking standard
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
N/A
Data transmissionHSPA+HSPA+HSPA+
Navigation systemGLONASSGLONASSGPS
2G GSMyesyesyes
GSM frequencies
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
3G UMTSyesyes
N/A
UMTS frequences
  • 850 MHz
  • 900 MHz
  • 1900 MHz
  • 2100 MHz
N/A
  • 850 MHz
  • 900 MHz
  • 1900 MHz
  • 2100 MHz
CDMA frequences
  • 800 MHz
  • 1900 MHz
N/A
N/A
4G LTEnoyesyes
Mobile hotspotyes
N/A
yes
LTE frequencies
N/A
  • 800 MHz
  • 900 MHz
  • 1800 MHz
  • 2100 MHz
  • 2600 MHz
N/A

Battery

Replaceable batterynoyes
N/A
Battery typeLithium ionLithium ionLithium ion
Battery capacity1432.0 mAh1650.0 mAh1650.0 mAh
Standby time200.0 h330.0 h710.0 h
Talk time8.0 h14.0 h18.0 h
Fast chargingnono
N/A
Wireless charging noyes
N/A
Wireless charging standard
N/A
QI
N/A

Often compared with Apple iPhone 4S

Often compared with Samsung Galaxy S2